Write a summary on Epidemiology.

Write a summary on Epidemiology. Describe ways the researcher may use descriptive epidemiologic studies to examine- an increase in the incidence of type 2 diabetes among adolescents. need T least 3 references from journals less than 5 years in age. Statistics related to the number of adolescent type 2 diabetes could be added. Please also add primary, secondary, and tertiary prevention strategies. APA